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Adult Basic Education, High School Diploma, & Equivalency Programs

The safety and health of our students and staff is our highest priority. Therefore, our school district has temporarily closed all Mt Diablo Unified School District schools during this time with an anticipated reopening May 4.  This includes the adult school and our testing center.  Please check the Mt. Diablo Unified School District website for information on the district’s closure status.  Their website is

Current Students:

We wish all our students and their families good health at this difficult time.  We hope that we will see you back in the classroom soon.  Until then, we are working to provide online and distance learning options to keep you moving towards your goals.  Please check your e-mails regularly for updates.  If you have any questions about your classes, please contact your teachers or myself via e-mail.  My e-mail address is  

Transcript Requests: 

We regret that we are unable to assist with transcript requests at this time.  Please contact us when the school re-opens.

Testing Center: 

Please contact HiSET or GED directly for rescheduling tests or obtaining refunds.

It's Never Too Late To Come Back To School!

Graduate Pics

Academic Classes for College, Career, and Workplace Preparation

Skill Building Classes

High School DiplomaImprove your reading, writing and math skills to help you pass employment eligibility tests or meet your personal goals. Morning and evening classes are available.

High School Diploma

High School DiplomaComplete the classes you need to receive your high school diploma. Direct instruction and online classes are available for English, government, economics, algebra, math, science, history and electives. Morning and evening classes, independent study,
and online classes are available.

High School Equivalency (GED or HiSET Prep Classes)

High School EquivalencyStudents who do not have transcripts from their previous school or who need more than 60 credits to earn their high school diploma may opt to take their GED or HiSET high school equivalency (HSE) test.  The High School Equivalency Certificate or a high school diploma are required for federal financial aid for post- secondary education or training. 


Room: High School Office

Office Hours:  
Monday - Friday - 8:00-4:30
Tuesday & Thursday - 5:30-7:30 pm

Phone: 925-685-7340 ext 6745




Mt. Diablo Adult Education ABE/ASE/HSE Department provides instruction and support to students to improve basic and secondary skills, earn a high school diploma or high school equivalency certificate, and prepare for employment, career training programs and post- secondary education.

Quick Links

Official Testing Center

  • Pearson VUE GED Test
  • Pearson VUE CBEST Test
  • HiSET High School Equivalency Test

Orientation and Registration

  • Students who are not currently enrolled in classes must attend orientation.
  • Register for Orientation.


Classes meet at the Loma Vista Adult Center.

  • Spring Classes run March 7, 2020 – May 29, 2020

Online classes available. College and Career transition support available to students attending classes.

Testing Icons